I need help with this question. The directions say to evaluate and express the answer in the simplest form.

Step-by-step explanation:

(9)^-5/2

In order to get rid of the negative exponent, take the reprocal of 9/1

⇒()^5/2

⇒This is also the same thing but we’re are breaking it down.

⇒We are further breaking this down...

^ is technically the square root of a number.

=1

=243

I’m only 8 years old ;-;

the infinity sign

step-by-step explanation:

i believe that the answer is

b. y-1=-2(x-4)

hope this !